Okla. Stat. tit. 43A, § 43A-11-103

Whenever used in the Advance Directives for Mental Health

Treatment Act:

1. "Advance directive for mental health treatment" means a

written document voluntarily executed by a declarant in accordance

with the requirements of this act and includes:

a. a declaration, or

b. the appointment of an attorney-in-fact;

2. "Attending physician or psychologist" means the physician or

psychologist who has primary responsibility for the mental health

treatment of the declarant;

3. "Attorney-in-fact" means an individual eighteen (18) years

old or older appointed by a declarant to make mental health

treatment decisions on behalf of the declarant as provided by this

act;

4. "Capable" means the person is able to receive and evaluate

information effectively and communicate decisions regarding his or

her mental health treatment;

5. "Declaration" means a written document voluntarily executed

by a declarant stating the mental health treatment wishes of a

declarant in the event the declarant is determined to be incapable

and mental health treatment is necessary;

Oklahoma Statutes - Title 43A. Mental Health Page 236

6. "Declarant" means a capable person eighteen (18) years of

age or older who has executed an advance directive for mental health

treatment in accordance with the provisions of this act;

7. "Health care facility" includes any program, institution,

place, building or agency, or portion thereof, private or public,

whether organized for profit or not, used, operated, or designed to

provide medical diagnosis, treatment, rehabilitative or preventive

care to any person. The term "health care facility" includes, but

is not limited to, health care facilities that are commonly referred

to as hospitals, outpatient clinics, organized ambulatory health

care facilities, emergency care facilities and centers, health

maintenance organizations, and others providing similarly organized

services regardless of nomenclature;

8. "Mental health treatment" means convulsive treatment,

treatment with psychoactive medication, and admission to and

retention in a facility for a period up to twenty-eight (28) days;

9. "Physician" means an individual currently licensed to

practice medicine in this state;

10. "Psychologist" means an individual currently licensed to

practice in this state as a clinical psychologist; and

11. "Incapable" means that, in the opinion of two persons, who

shall be physicians or psychologists, a person's ability to receive

and evaluate information effectively or communicate decisions is

impaired as the result of a mental illness to such an extent that

the person currently lacks the capacity to make mental health

treatment decisions.